Báo cáo khoa học: "Parsing Aligned Parallel Corpus by Projecting Syntactic Relations from Annotated Source Corpus" pot

... 2006. c 2006 Association for Computational Linguistics Parsing Aligned Parallel Corpus by Projecting Syntactic Relations from Annotated Source Corpus Shailly Goyal Niladri Chatterjee Department of Mathematics Indian ... Direct Correspondence Assumption (pDCA). Through pDCA the syntactic knowledge can be transferred even if not all syntactic relations may be projec...

Ngày tải lên: 23/03/2014, 18:20

... of the National Synchro- tron Light Source, Brookhaven National Laboratory (Upton, NY, USA) for their continuous support. This work was supported by grants from the National Insti- tute of Health, ... terminal oxygenase from CHY-1 exhibits limited sequence similarity with well characterized RHDs from the naphthalene dioxygenase family, the crystal structure determined to 1.85 A ˚ by...

Ngày tải lên: 23/03/2014, 09:21

... by two segments of helices, Ile2–Lys10 and Ile13–Leu24, with an intervening loop maintained by two Gly residues (Fig. 1A). The two helices are stabilized by mutual packing interactions whereby ... surface. Interestingly, the tilt of the MSI-594 helix varied from 15° to 25° from the bilayer surface, whereas that of the MSI-78 helix var- ied from 5° to 10°. The difference in the til...

Ngày tải lên: 29/03/2014, 22:21

... spectra of (a) PSII-enriched membranes from spinach (BBY), (b) PSII core complexes from Synechocystis PCC6803, and (c) PSII core complexes from T. elongatus from 1800 to 1200 cm -1 . 564 A. Remy ... S 1 Q A ) from 1800 to 1675 cm )1 . Fig. 2. S 2 Q A ) ) S 1 Q A difference spectra of (a) PSII enriched mem- branes from spinach (BBY) and (b) PSII core complexes from T. elongatus...

Ngày tải lên: 30/03/2014, 13:20

... constructed by subcloning SFH2 from YEplac181-SFH2 [18] into YEplac112, by u sing Sal I and SphI restriction enzymes [23]. Centromeric plasmid YCplac22- SEC14 (TRP1 marker) was constructed by subcloning ... regulated UAS INO -containing gen es of phospholipid biosynthesis. A recent study by Loewen et al. [10] has demonstrated the mechanism by which Saccharomyces cerevisiae can reg...

Ngày tải lên: 30/03/2014, 15:20

... slightly improved performance might be obtained by estimating these probabilities from our corpus. The aligned results using this model were eval- uated by hand for the entire contents of a ran- ... slope of this idealized diagonal c = E(r) = E(12/ll) by averaging over the training corpus of hand -aligned L1 ~- L2 pairs, weighting by the length of L1. In fact this plot dis...

Ngày tải lên: 17/03/2014, 09:20

... bizarre by all accounts. To a certain degree, this profligacy is held in check by heuristic cutoffs which exclude a combina- tion from consideration as soon as it becomes apparent that is misaligned ... feature-based grammat- ical formalism from the code listings of Gazdar and Mellish (1989), including dagunify.pl, by Bob Carpenter. The general strategy employed by the progr...

Ngày tải lên: 23/03/2014, 19:20

... modules: a parallel text corpus, term-extraction programs, a term bank linked to the text corpus, and a user-interface for browsing the corpus and the term bank. 3 Building a Parallel Text Corpus ... Building the text corpus comprises the following tasks: corpus design, preprocessing, encoding pri- mary data, and encoding linguistic information. 3.1 Corpus Design and P...

Ngày tải lên: 24/03/2014, 03:20

... the same corpus to both learn from and disambiguate. We have run tests by first learning from half of the LOB (600,000 words) and then disambiguating 80,000 words of random text from the ... Siemens Corporation. THE LOB CORPUS The Lancaster/Oslo-Bergen Corpus is an on- line collection of more than 1,000,000 words of English text taken from a variety of sources, broken...

Ngày tải lên: 31/03/2014, 18:20

... measures how much the paraphrase differs from the source sen- tence. Each category is rated from 1 to 4, with 4 being the best. A paraphrase identical to the source sentence would receive a score ... se- lected 200 source sentences and generated 2 para- phrases for each, representing the two extremes: one paraphrase produced by the model trained with sin- gle parallel sentences,...

Ngày tải lên: 20/02/2014, 04:20